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Mostrando ítems 1-10 de 36
Una Equisetal de la Formación Los Rastros (Triásico Medio-Superior), Provincia de San Juan, ArgentinaA new permineralized Equisetalean stem from Los Rastros Formation (Middle-Upper Triassic) from San Juan province, Argentina
(Museo Argentino de Ciencias Naturales Bernardino Rivadavia, 2008-12)
Se describen varios ejemplares de un nuevo género y especie perteneciente al orden Equisetales. Están representados por tallos costillados con nudos y entrenudos, una médula con algunas células parenquimáticas y canales ...
PERMINERALIZED STEMS OF TIETEA AND PSARONIUS OF THE PARANÁ BASIN, CORUMBATAÍ FORMATION, PERMIANCaules permineralizados de Tietea e Psaronius na Bacia do Paraná (Formação Corumbataí, Permiano)
(Instituto de Geociências /Universidade Federal do Rio Grande do Sul, 2011)
A new approach to corystospermales based on triassic permineralized stems from Argentina
(Taylor & Francis Ltd, 2003-01)
Anatomically preserved mature stems of late Middle Triassic corystosperms from the Paramillo Formation of Argentina are described and assigned to Cuneumxylon spallettii gen. nov. et sp. nov. The silicified specimens show ...
Heinrichsiella patagonica gen. Et sp. nov.: A permineralized acrocarpous moss from the jurassic of patagonia
(University of Chicago Press, 2019-10)
Premise of research. Today, mosses are the second most speciose lineage of land plants and are important components of many ecosystems. However, in spite of their diversity and ecological importance in the modern biota, ...
Lower Permian stems as fluvial paleocurrent indicators of the Parnaíba Basin, northern Brazil
(2013-08-01)
A comprehensive biostratinomic study was carried out with abundant stems from the Lower Permian Motuca Formation of the intracratonic Parnaíba Basin, central-north Brazil. The fossils represent a rare tropical to subtropical ...
Lower Permian stems as fluvial paleocurrent indicators of the Parnaíba Basin, northern Brazil
(2013-08-01)
A comprehensive biostratinomic study was carried out with abundant stems from the Lower Permian Motuca Formation of the intracratonic Parnaíba Basin, central-north Brazil. The fossils represent a rare tropical to subtropical ...
Caules permineralizados de Tietea e Psaronius na Bacia do Paraná (Formação Corumbataí, Permiano)
(2011-12-01)
PERMINERALIZED STEMS OF TIETEA AND PSARONIUS OF THE PARANÁ BASIN, CORUMBATAÍFORMATION, PERMIAN. Silica permineralized stem fragments from six municipalities of São Paulo, Brazil, belonging to the Passa Dois Group, Corumbataí ...
Caules permineralizados de Tietea e Psaronius na Bacia do Paraná (Formação Corumbataí, Permiano)
(2011-12-01)
PERMINERALIZED STEMS OF TIETEA AND PSARONIUS OF THE PARANÁ BASIN, CORUMBATAÍFORMATION, PERMIAN. Silica permineralized stem fragments from six municipalities of São Paulo, Brazil, belonging to the Passa Dois Group, Corumbataí ...
Alienopteris livingstonensis gen. et sp. nov., enigmatic petrified tree fern stem (Cyatheales) from the Aptian Cerro Negro Formation, Antarctica
(Academic Press Ltd - Elsevier Science Ltd, 2009-04)
A new genus and species of Mesozoic fern, Alienopteris livingstonensis gen. et sp. nov., is defined, based on permineralized stems recovered from the Aptian Cerro Negro Formation (Antarctica). This new taxon is characterized ...